1st Grade Online Math Worksheets

According to the Common Core Standards, in Grade 1, instructional time should focus on four critical areas: (1) developing understanding of addition, subtraction, and strategies for addition and subtraction within 20; (2) developing understanding of whole number relationships and place value, including grouping in tens and ones; (3) developing understanding of linear measurement and measuring lengths as iterating length units; and (4) reasoning about attributes of, and composing and decomposing geometric shapes.

1st Grade Domains

If you know a particular Common Core Domain that you'd like to practice, you can drill down to it here.

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About Math Chimp

Math Chimp was created by educators and is ideal for children, parents and teachers. MathChimp.com is the home to the highest quality math games, videos & worksheets online. All of our activities are aligned to the Common Core Standards. Our mission is to provide engaging and helpful Common Core activities for 1st through 8th grade.